diff --git a/libc/libc.x86_64.map b/libc/libc.x86_64.map
index 29c5235..aa82b39 100644
--- a/libc/libc.x86_64.map
+++ b/libc/libc.x86_64.map
@@ -1282,6 +1282,8 @@
     posix_spawn_file_actions_destroy;
     posix_spawn_file_actions_init;
     posix_spawnp;
+    pthread_attr_getinheritsched;
+    pthread_attr_setinheritsched;
     pthread_setschedprio;
     sethostent;
     setnetent;